horticulture humidity News

  • High-tech greenhouse research facility for Australian horticulture

    Supported by Wageningen UR Greenhouse horticulture, a new high-tech greenhouse research facility will be built on the campus of University of Western Sydney, 50 km West of Sydney, Australia. Greenhouse horticultural industry is fast developing in Australia. Several new large vegetable production sites have started their operation during the last years, some of them with Dutch technology. ...

  • New irrigation strategies for pecans in humid climates

    Georgia is the largest pecan producing state in the U.S. Although this humid region receives an average of 127 cm or more rainfall annually, periods of moisture stress can occur during the pecan growing season, particularly during August and September when pecans are in the kernel-filling stage and water demand is at its peak. Pecan producers throughout the region depend on irrigation strategies ...

  • Edinburgh Sensors’ CO2 Monitors Used In Leading Greenhouse Climate Control System

    With accurate and reliable carbon dioxide monitoring being such an important part of horticultural climate control, Edinburgh Sensors is delighted to announce that its Guardian Plus range of carbon dioxide monitors has been integrated into Priva’s greenhouse climate management system. Priva is a world leader in the development and supply of sustainable technologies for ...


    By Edinburgh Sensors Ltd

  • Managing Late Blight of Potatoes and Tomatoes

    Late blight is one of the most serious diseases of potatoes and tomatoes worldwide, resulting in significant yield and quality losses annually. In Alberta, late blight occurs infrequently, but can have devastating impacts in the years when it reaches epidemic levels.  “This disease is caused by a fungal pathogen called Phytophthora infestans,” says Robert Spencer, ...

  • Bhutan faces crop losses from erratic climate

    Agricultural experts in the Himalayan country of Bhutan — a least developed country — are concerned at increasing crop losses in recent years, attributable to global warming. The losses, which began around 2004, are the direct result of increasing pest attacks and disease, erratic rainfall, windstorms, droughts, flash floods and landslides, officials said. The country’s ...


    By SciDev.Net

  • Abscisic acid treatments can prevent tomato blossom-end rot

    Plants are subjected to numerous environmental stresses -- drought, extreme temperatures, and excess light can all affect plant growth and quality. Looking for methods to improve the quality of tomato plants, researchers at the University of Tennessee turned to abscisic acid, a plant hormone known to help plants acclimate to these types of severe environmental stresses. The research results and ...

  • Study shows potential for sweetpotato production in Pacific Northwest

    Sweetpotato, a warm-season root crop grown across the world, needs heat and humidity to flourish. In the United States, commercial sweetpotato production occurs predominantly in the southeastern states and California, while production farther north is limited. Recently, Oregon State University researchers discovered cultural practices that could help to increase sweetpotato production in the ...

  • Early protection, fungicide effectively reduce downy mildew in basil

    Sweet basil, a consumer favorite culinary herb, has a tough adversary. Downy mildew caused by the fungus Peronospora belbahrii has become the most devastating disease of basil plants grown in the United States. Discovered in Uganda in 1933, the first outbreak of downy mildew in the U.S. occurred in Florida in 2007. The disease has since spread to more than 30 states in the U.S., making many ...

  • Polyethylene mulch, glazing create optimal conditions for soil solarization

    Soil solarization, a process that uses solar radiation to rid the soil of pests, is most common in regions with high solar radiation and high temperatures during the summer season. An alternative to soil fumigation, the process is used either alone or in combination with fumigants. To accomplish solarization, solar radiation is used to passively heat moist soil covered with clear plastic ...

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